| 年份 | 杞县户籍人口(万人) | 兰考县户籍人口(万人) | 对比差值(万人) |
|---|---|---|---|
| 2023 | - | ||
| 2022 | - | ||
| 2021 | - | ||
| 2020 | - | ||
| 2019 | - | ||
| 2018 | - | ||
| 2017 | 113.61 | 85.91 | 27.70 |
| 2016 | 112.99 | 85.18 | 27.81 |
| 2015 | 112.30 | 84.62 | 27.68 |
| 2014 | 111.71 | 84.14 | 27.57 |
| 2013 | 111.15 | 83.64 | 27.51 |
| 2012 | 110.55 | 83.24 | 27.31 |
| 2011 | 110.00 | 82.80 | 27.20 |
| 2010 | 118.00 | 89.00 | 29.00 |
| 2009 | 106.16 | 77.05 | 29.11 |
| 2008 | 105.69 | 76.63 | 29.06 |
| 2007 | 105.18 | 76.24 | 28.94 |
| 2006 | 104.65 | 75.79 | 28.86 |
| 2005 | 104.11 | 75.38 | 28.73 |
| 2004 | 103.56 | 74.98 | 28.58 |
| 2003 | 104.02 | 75.27 | 28.75 |
| 2002 | 103.33 | 74.82 | 28.51 |
| 2001 | 102.77 | 74.27 | 28.50 |
| 2000 | 101.98 | 73.89 | 28.09 |
